Defend the Herd

(You may only cast an encore after you have
cast 2 spells this turn)
Target creature you control fights target creature you don't control. If the creature
you control is a dog, put 3 +1/+1 counters
on it and it gains first strike until end of
turn.
A howl rang out, and the shepherd feared for his dog. Then, fur flew into the skies, blood splashed onto one of his sheep, and there was silence.
His dog came back to him, carrying the body of it's prey.